/Engine/Source/Editor/UnrealEd/Public/AssetEditorViewportLayout.h
Sets up the layout based on the specific layout configuration implementation.
The base widget representing the layout. This is commonly a splitter.
virtual [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > MakeViewportLayout ( const [FString](API\Runtime\Core\Containers\FString) & LayoutString )